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Record Information
Version2.0
Created at2021-06-20 21:19:44 UTC
Updated at2021-06-30 00:11:39 UTC
NP-MRD IDNP0038715
Secondary Accession NumbersNone
Natural Product Identification
Common Namephorbaketal A
Provided ByJEOL DatabaseJEOL Logo
DescriptionPhorbaketal A belongs to the class of organic compounds known as ketals. These are acetals derived from ketones by replacement of the oxo group by two hydrocarbyloxy groups R2C(OR)2 ( R not Hydrogen ). This term, once abandoned, has been reinstated as a subclass of acetals. phorbaketal A is found in Phorbas sp. phorbaketal A was first documented in 2009 (Rho, J.-R., et al.). Based on a literature review very few articles have been published on Phorbaketal A.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC25H34O4
Average Mass398.5430 Da
Monoisotopic Mass398.24571 Da
IUPAC Name(2S,4aR,6'S,8aR)-6'-[(1E)-2,6-dimethylhepta-1,5-dien-1-yl]-4-(hydroxymethyl)-4',7-dimethyl-4a,5,5',6,6',8a-hexahydrospiro[chromene-2,2'-pyran]-6-one
Traditional Name(2S,4aR,6'S,8aR)-6'-[(1E)-2,6-dimethylhepta-1,5-dien-1-yl]-4-(hydroxymethyl)-4',7-dimethyl-5,5',6',8a-tetrahydro-4aH-spiro[chromene-2,2'-pyran]-6-one
CAS Registry NumberNot Available
SMILES
[H]OC([H])([H])C1=C([H])[C@@]2(O[C@]([H])(C(\[H])=C(/C([H])([H])[H])C([H])([H])C([H])([H])C([H])=C(C([H])([H])[H])C([H])([H])[H])C([H])([H])C(=C2[H])C([H])([H])[H])O[C@]2([H])C([H])=C(C(=O)C([H])([H])[C@]12[H])C([H])([H])[H]
InChI Identifier
InChI=1S/C25H34O4/c1-16(2)7-6-8-17(3)9-21-10-18(4)13-25(28-21)14-20(15-26)22-12-23(27)19(5)11-24(22)29-25/h7,9,11,13-14,21-22,24,26H,6,8,10,12,15H2,1-5H3/b17-9+/t21-,22-,24-,25+/m1/s1
InChI KeyPRJFAAVCONGPLR-YAMNEPGGSA-N
Experimental Spectra
Spectrum TypeDescriptionDepositor EmailDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 500 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 100 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 200 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 300 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 400 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 600 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 700 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 800 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 900 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 1000 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, CD3OD, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Phorbas sp.JEOL database
    • Rho, J.-R., et al, Org. Lett. 11, 5590 (2009)
Chemical Taxonomy
Description Belongs to the class of organic compounds known as ketals. These are acetals derived from ketones by replacement of the oxo group by two hydrocarbyloxy groups R2C(OR)2 ( R not Hydrogen ). This term, once abandoned, has been reinstated as a subclass of acetals.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassEthers
Direct ParentKetals
Alternative Parents
Substituents
  • Ketal
  • Cyclohexenone
  • Pyran
  • Cyclic ketone
  • Ketone
  • Oxacycle
  • Organoheterocyclic compound
  • Organic oxide
  • Hydrocarbon derivative
  • Primary alcohol
  • Carbonyl group
  • Aldehyde
  • Alcohol
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP3.79ALOGPS
logP4.87ChemAxon
logS-4.8ALOGPS
pKa (Strongest Acidic)15.12ChemAxon
pKa (Strongest Basic)-2.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area55.76 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity120.19 m³·mol⁻¹ChemAxon
Polarizability46.26 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID24531966
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound44605826
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Rho, J.-R., et al. (2009). Rho, J.-R., et al, Org. Lett. 11, 5590 (2009). Org. Lett..